Global Patent Index - EP 0455357 A1

EP 0455357 A1 19911106 - Method of applying an internal coating to pipe and the product made thereby.

Title (en)

Method of applying an internal coating to pipe and the product made thereby.

Title (de)

Verfahren zur Innenbeschichtung eines Rohres und so hergestellter Gegenstand.

Title (fr)

Méthode pour revêtir intérieurement un tuyau et produit ainsi fabriqué.

Publication

EP 0455357 A1 19911106 (EN)

Application

EP 91303092 A 19910409

Priority

US 51635890 A 19900430

Abstract (en)

Iron pipe and other hollow articles are lined with a cementitious mortar containing a quantity of polymer particles and the pipe is rotated about its axis so as to stratify the mortar and develop a polymer rich inner surface that is subsequently cured, dried and heated to the polymer fusion temperature and then coated with a continuous layer of pure polymer. <IMAGE>

IPC 1-7

B05D 7/22; B28B 21/30; F16L 58/04

IPC 8 full level

B32B 13/06 (2006.01); B28B 19/00 (2006.01); B28B 21/30 (2006.01); B28B 21/94 (2006.01); B29C 67/24 (2006.01); B29D 23/00 (2006.01); B32B 13/12 (2006.01); B32B 15/04 (2006.01); C04B 28/02 (2006.01); C04B 41/63 (2006.01); C04B 41/65 (2006.01); C04B 41/71 (2006.01); F16L 57/06 (2006.01); F16L 58/10 (2006.01); B29C 41/04 (2006.01)

CPC (source: EP KR US)

B28B 19/0023 (2013.01 - EP US); B29C 67/243 (2013.01 - EP US); B29D 23/001 (2013.01 - EP US); C04B 41/48 (2013.01 - KR); F16L 57/06 (2013.01 - EP US); F16L 58/1045 (2013.01 - EP US); B29C 41/042 (2013.01 - EP US); Y10S 264/57 (2013.01 - EP US)

Citation (search report)

  • [A] EP 0255322 A2 19880203 - MITSUI SHIPBUILDING ENG [JP]
  • [A] FR 2206470 A1 19740607 - KLEINSTEUBER & CO [DE]
  • [A] EP 0284317 A1 19880928 - NORITAKE CO LTD [JP], et al
  • [X] WORLD PATENTS INDEX (LATEST), accession no. 90-128602, week 17, Derwent Publications Ltd, London, GB; & JP-A-2 077 588 (KUBOTA LTD) 16-03-1990 & PATENT ABSTRACTS OF JAPAN, vol. 14 no. 265 (C-726)[4208], 08-06-1990
  • [Y] PATENT ABSTRACTS OF JAPAN, vol. 14, no. 52 (M-928)[3995], 30th January 1990; & JP-A-1 280 505 (SATOSHI KAMIGUCHI) 10-11-1989
  • [A] PATENT ABSTRACTS OF JAPAN, vol. 14, no. 19 (M-938)[4034], 20th Feburary 1990; & JP-A-1 301 307 (SATOSHI KAMIGUCHI) 05-12-1989
  • [A] WORLD PATENTS INDEX (LATEST), accession no. 90-040294, week 06, Derwent Publications Ltd, London, GB; & JP-A-1 316 596 (SHOWA DENKO K.K.) 21-12-1989

Designated contracting state (EPC)

AT BE CH DE DK ES FR GB IT LI LU NL SE

DOCDB simple family (publication)

US 5037600 A 19910806; AU 631729 B2 19921203; AU 7353991 A 19911107; BR 9101665 A 19911210; CA 2038683 A1 19911031; EP 0455357 A1 19911106; JP H0788831 A 19950404; KR 910018330 A 19911130; KR 930006339 B1 19930714

DOCDB simple family (application)

US 51635890 A 19900430; AU 7353991 A 19910315; BR 9101665 A 19910425; CA 2038683 A 19910320; EP 91303092 A 19910409; JP 12172691 A 19910425; KR 910006115 A 19910417